SPECIFICATIONS
GENERAL SPECIFICATIONS | OUTPUT SPECIFICATIONS | ||||
Input Voltage |
| 36~75V | Voltage Accuracy | Typical | ±1% |
Switching Frequency | Typical (3.3V) | 250KHz | Line Regulation | Typical | ±0.1% |
Isolation Voltage | In/Out | 2250V | Load Regulation | Typical | ±0.1% |
Isolation Capacitance | Typical | 1500PF | Ripple & Noise | Typical (3.3) | 30 mV |
Isolation Resistance | Minimum | 100MΩ | Current Limits | Typical | 130% |
MTBF | Bellcore (3.3V) | 2M | Over Voltage | Typical | 120% |
OTP | Typical | 115°C | Voltage Trim |
| +10%, |
Size | 58.4x22.8x9.5mm | (2.30”x0.90”x0.37”) |
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PART NUMBERING SYSTEM
E | 48 | S | H | 3R3 | 30 | N | R | F | A |
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Type of | Input | Number of | Product | Output | Output | ON/OFF | Pin |
| Option Code |
Product | Voltage | Outputs | Series | Voltage | Current | Logic | Length/Type |
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E - Eighth | 48- | S - Single | H- 50A | 1R2 - 1.2V | 10 - 10A | N - Negative | R - 0.170” | F- RoHS 6/6 | A - Standard functions |
Brick | 36~75V |
| series | 1R5 - 1.5V | 20 - 20A | P - Positive | N - 0.145” | (Lead Free) | B - Standard Functions, |
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| 1R8 - 1.8V | 30 - 30A |
| K - 0.110” |
| with output OCP |
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| 2R5 – 2.5V | 35 - 35A |
| M - SMD |
| (Available for 1.2V, |
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| 3R3 - 3.3V | 40 - 40A |
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| 1.8V,and 2.5V) |
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| 050 - 5.0V | 50 - 50A |
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| H – With heatspreader |
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| 120 - 12V |
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MODEL LIST
MODEL NAME | INPUT |
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| OUTPUT | EFF @ 100% LOAD | ||
E48SH1R250NRFA | 36V~75V |
| 2.3A |
| 1.2V |
| 50A | 86.5% |
E48SH1R540NRFA | 36V~75V |
| 2.3A |
| 1.5V |
| 40A | 89% |
E48SH1R840NRFA | 36V~75V |
| 2.7A |
| 1.8V |
| 40A | 90% |
E48SH2R535NRFA | 36V~75V |
| 2.9A |
| 2.5V |
| 35A | 89.5% |
E48SH3R330NRFA | 36V~75V |
| 3.6A |
| 3.3V |
| 30A | 92% |
E48SH05020NRFA | 36V~75V |
| 3.6A |
| 5.0V |
| 20A | 90% |
E48SH12010NRFA | 36V~75V |
| 4.3A |
| 12V |
| 10A | 93.5% |
MECHANICAL DRAWING |
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CONTACT: www.delta.com.tw/dcdc
USA: | Europe: | Asia & the rest of world: |
Telephone: | Telephone: +41 31 998 53 11 | Telephone: +886 3 4526107 x6220 |
East Coast: (888) 335 8201 | Fax: +41 31 998 53 53 | Fax: +886 3 4513485 |
West Coast: (888) 335 8208 | Email: | Email: DCDC@delta.com.tw |
Fax: (978) 656 3964 |
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Email: |
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WARRANTY
Delta offers a two (2) year limited warranty. Complete warranty information is listed on our web site or is available upon request from Delta. |
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Information furnished by Delta is believed to be accurate and reliable. However, no responsibility is assumed by Delta for its use, nor for any |
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infringements of patents or other rights of third parties, which may result from its use. No license is granted by implication or otherwise under any | 2 |
patent or patent rights of Delta. Delta reserves the right to revise these specifications at any time, without notice. |